The doctor revealed that a teenage girl suffered from acute hepatitis after drinking three glasses of Gunpowder Tea day for three consecutive months in order to lose weight.
She ordered two boxes of Chinese green tea online and said, “Most of the ingredients in the tea I bought are written in Chinese. I only lost a few pounds, but then my joints started to aches badly and I felt very dizzy and nauseous. "
In a report in the journal BMJ Case Reports, the author stated that her infection was caused by excessive drinking of herbal tea, but added that her illness was a "rare but recurring theme."
William Gorman of the Tea Association said that people have been drinking green tea for thousands of years without side effects: “From the information I have, this lady seems to have purchased a green tea product online from China with additional The ingredients claim that this product helps to lose weight.
"Without rigorous laboratory testing, it is difficult to isolate active ingredients that may cause medical problems. Consumers should avoid buying unregulated foods, especially online foods, as much as possible."
Green tea is praised by celebrities and experts for its health benefits, including lowering cholesterol levels, fighting heart disease, cancer and Alzheimer's disease, and promoting weight loss.
But is it really that good for you?
Many people believe that the high levels of antioxidants in green tea help prevent breast, lung, and stomach cancer, although the National Health Insurance system states that there is no evidence to show this.
In a 2009 review of 51 different studies with more than 1.6 million participants, the review looked for the link between drinking green tea and different types of cancer, and found that "the evidence for the link between green tea and cancer is weak, and Very contradictory."
Others claim that a cup of green tea helps prevent dementia and Alzheimer's disease. However, people again found that the connection between the two is weak. In 2004, a study claimed that green tea and black tea have similar effects on drugs that fight disease progression and deterioration.
A 2010 study also found that tea rich in green tea seems to prevent the death of nerve cells associated with dementia and Alzheimer’s, but since this study was conducted on animal cells, the results did not " Conclusively, it shows that green tea can help fight these two diseases.
Does green tea help lower cholesterol levels?
Green tea is also believed to help increase cholesterol levels.
A review of 11 studies did find that drinking a cup of green or black tea a day helps lower cholesterol and blood pressure levels, but the authors warn that most of the trials they reviewed are short-term, so it’s not clear whether their findings will be in the long-term It was confirmed.
Another study found that although drinking green tea does reduce cholesterol levels, the authors did not find out how much people must drink to see the positive health effects.
Gorman said: "Green tea in its natural, uncultivated form (pure camellia) is one of the most natural products on the planet. There are no known cases of green tea causing health problems when taken in a normal daily amount.
"Green tea and black tea have been consumed for more than five thousand years and have made a very positive contribution to a healthy lifestyle."
However, nutritionist Alison Hornby of the British Dietetic Association (BDA) said that the evidence that green tea is beneficial to health should be reserved: "In the Far East, green tea is used to treat various diseases, from arthritis to Weight loss, and measures to prevent diseases such as cancer. But the evidence for most of these conditions is weak or lacking."
She also added, “It seems safe to drink in moderation, so
Lovers of China Green Tea can continue to enjoy it. "